Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidizied beds



FIG. 1 is a top view of the tubing assembly unit of the present invention;

FIG. 2 is a right side view of the tubing assembly unit of the present invention;

FIG. 3 is a left side view of the tubing assembly unit of the present invention;

FIG. 4 is a bottom view of the tubing assembly unit of the present invention;

FIG. 5 is a front view of the tubing assembly of the present invention; and,

FIG. 6 is a rear view of the tubing assembly unit of the present invention. 

The ornamental design for tubing assembly unit for boilers for use in connection with combustion on pressurized fluidized beds, as shown and described. 